Question: "Which is {treated by} of {hiccups}, who {physically interacts with} is {Dopamine receptor D1} ?"
Paraphrase: "Which is {treated by} of {hiccups}, who {physically interatomic with} is {Dopamine receptor D1} ?"
SPARQL (Wikidata): SELECT ?answer WHERE { wd:Q58952 wdt:P2176 ?answer . ?answer wdt:P129 wd:Q21110867}
Answer: chlorpromazine